84808226677 has 2 divisors, whose sum is σ = 84808226678. Its totient is φ = 84808226676.

The previous prime is 84808226579. The next prime is 84808226707. The reversal of 84808226677 is 77662280848.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65966271921 + 18841954756 = 256839^2 + 137266^2 .

It is a cyclic number.

It is not a de Polignac number, because 84808226677 - 2¹⁵ = 84808193909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84808221677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42404113338 + 42404113339.

It is an arithmetic number, because the mean of its divisors is an integer number (42404113339).

Almost surely, 2^84808226677 is an apocalyptic number.

It is an amenable number.

84808226677 is a deficient number, since it is larger than the sum of its proper divisors (1).

84808226677 is an equidigital number, since it uses as much as digits as its factorization.

84808226677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14450688, while the sum is 58.

The spelling of 84808226677 in words is "eighty-four billion, eight hundred eight million, two hundred twenty-six thousand, six hundred seventy-seven".